HYDRAULIC AND PNEUMATICS - Quiz

1) Which valve prevents the system pressure from rising too high if the pressure regulating valve fails?

Check valve Relief valve Pressure valve Direction control valve

2) Which causes more than 90% of hydraulic system failure?

Contamination of hydraulic fluid Leak of valve Pump Electric power

3) Which type of filter helps to protect the pump from fluid contaminations?

Suction filter Magnetic filter Absorbent filter Mechanical filter